linux-kernel - Re: [PATCH v2 12/12] sched: Add ttwu

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Message-ID: <20250703164708.GZ1613200@noisy.programming.kicks-ass.net>
Date: Thu, 3 Jul 2025 18:47:08 +0200
From: Peter Zijlstra <peterz@...radead.org>
To: Phil Auld <pauld@...hat.com>
Cc: mingo@...hat.com, juri.lelli@...hat.com, vincent.guittot@...aro.org,
	dietmar.eggemann@....com, rostedt@...dmis.org, bsegall@...gle.com,
	mgorman@...e.de, vschneid@...hat.com, clm@...a.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 12/12] sched: Add ttwu_queue support for delayed tasks

On Thu, Jul 03, 2025 at 12:00:27PM -0400, Phil Auld wrote:

> > +	if (ttwu_do_migrate(rq, p, cpu))
> > +
> 
> This doesn't compile because ttwu_do_migrate() doesn't take a *rq.
> 
> It's easy enough to fix up and I'll try to have our perf team try these
> out. 

I'm confused, isn't that what patch 7 does?

Also, I updated the git tree today, fixing a silly mistake. But I don't
remember build failures here.